<span>When you lift an object by moving only your forearm, the main lifting muscle in your arm is the biceps. Suppose the mass of a forearm is 1.10kg . If the biceps is connected to the forearm a distance dbiceps = 2.50cm from the elbow, how much force Fbiceps must the biceps exert to hold a 800g ball at the end of the forearm at distance dball = 37.0cm from the elbow, with the forearm parallel to the floor? How much force Felbow must the elbow exert</span>
Answer:
As I reached home, I realised that I had forgotten the keys. there was still an hour for my brother to turn up. so I, decided to go to the terrce to enjoy the cold breeze
just as I reached the terrce, I received a call on my mobile phone from my best friend. l started walking on the terrace while discussing the day's happenings with my friend. After some time,it started getting dark but that didn't deter me as I didn't get scared easily. I continued talking on the phone and was laughing at my friend's joke when I heard some footsteps behind me. l immediately turned to see who it was. on finding nobody on the terrace, I discarded the whole thing as a figment of my imagination and resumed talking on the phone.
I heard footsteps behind me again and I could feel my hair standing on end. with a lot of courage, I turned around and just then the terrace door closed with a loud sound. the phone fell from my shivering hand and I screamed at the top of my voice. just then I heard my brother's loud laughter. l had lost track of time while talking on the phone and my brother had taken advantage of the situation to play a practical joke on me.
Explanation:
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Answer:
I will help what is the question
